ASN AS22335 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS22335?

AS22335 is listed under Metropolitan Research and Education Network.

What do peers, upstreams, and downstreams mean in ASN data?

Peers are lateral network interconnections, upstreams are transit providers, and downstreams are customer networks receiving connectivity.

What are routes and IP ranges for an ASN?

Routes and IP ranges are the network prefixes announced by the ASN on the internet and show the address space it originates.

Why is WHOIS data shown for an ASN?

WHOIS data provides registration and contact context for ASN ownership, administration, and operational reference.

How can I access the full ASN tables?

The page shows a preview of large ASN datasets. Use the page controls to load more rows, and upgrade to a paid plan for complete access.

AS22335 Metropolitan Research and Education Network

ASN Lookup Tool

Metropolitan Research and Education Network mcs.anl.gov

US 1 Routes

AS Data

AS22335

AS22335 – Metropolitan Research and Education Network

AS Number	22335
AS Name	MREN
Organization	Metropolitan Research and Education Network(mren-2)
Country	US
Website	mcs.anl.gov
Number of IPv4 Routes	1
Number of IPv6 Routes	0
ASN type	GOVERNMENT
Registry	ARIN
Date Allocated	2001-09-12

ASN Intelligence API for production workflows

Use ASN data for AS22335 in automation: routing intelligence, peering analysis, ownership checks, and network observability.

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IP Ranges

Route	Origin	Origin Name	ISP	# IPs
74.114.96.0/24	AS22335	Metropolitan Research and Education Network	Metropolitan Research and Education Network	256

Raw Whois Response

#
# ARIN WHOIS data and services are subject to the Terms of Use
# available at: https://www.arin.net/resources/registry/whois/tou/
#
# If you see inaccuracies in the results, please report at
# https://www.arin.net/resources/registry/whois/inaccuracy_reporting/
#
# Copyright 1997-2026, American Registry for Internet Numbers, Ltd.
#


ASNumber:       22335
ASName:         MREN
ASHandle:       AS22335
RegDate:        2001-09-12
Updated:        2020-07-28    
Ref:            https://rdap.arin.net/registry/autnum/22335


OrgName:        Metropolitan Research and Education Network
OrgId:          MREN-2
Address:        750 North Lake Shore Drive, Suite 600
City:           Chicago
StateProv:      IL
PostalCode:     60611
Country:        US
RegDate:        2001-09-12
Updated:        2011-09-24
Ref:            https://rdap.arin.net/registry/entity/MREN-2


OrgTechHandle: LW26-ARIN
OrgTechName:   Winkler, Linda 
OrgTechPhone:  +1-630-252-7236 
OrgTechEmail:  winkler@mcs.anl.gov
OrgTechRef:    https://rdap.arin.net/registry/entity/LW26-ARIN

OrgAbuseHandle: LW26-ARIN
OrgAbuseName:   Winkler, Linda 
OrgAbusePhone:  +1-630-252-7236 
OrgAbuseEmail:  winkler@mcs.anl.gov
OrgAbuseRef:    https://rdap.arin.net/registry/entity/LW26-ARIN


#
# ARIN WHOIS data and services are subject to the Terms of Use
# available at: https://www.arin.net/resources/registry/whois/tou/
#
# If you see inaccuracies in the results, please report at
# https://www.arin.net/resources/registry/whois/inaccuracy_reporting/
#
# Copyright 1997-2026, American Registry for Internet Numbers, Ltd.
#

Parsed Whois Response

Peers

AS Number	Description	Country
AS1224	University of Illinois	US
AS668	United States Department of Defense (DoD)	US
AS10490	Georgia Institute of Technology	US
AS101	University of Washington	US
AS31770	Ann & Robert H. Lurie Children's Hospital of Chicago	US
AS6200	University of Illinois Chicago	US
AS160	The University of Chicago	US
AS19782	Indiana University	US
AS293	ESnet	US
AS40387	University of Illinois	US

Upstreams

AS Number	Description	Country
AS293	ESnet	US
AS11537	Internet2	US
AS11164	Internet2	US

Downstreams

AS Number	Description	Country
AS7968	Loyola University Chicago	US
AS1224	University of Illinois	US
AS200058	AbbVie, Inc.	US
AS20130	Depaul University	US
AS7386	Illinois State University	US
AS8674	Netnod AB	SE
AS31770	Ann & Robert H. Lurie Children's Hospital of Chicago	US
AS29825	Illinois Institute of Technology	US
AS26367	Bradley University	US
AS6200	University of Illinois Chicago	US